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A digital guide to the process of problem solving which highlights strengths and weaknesses, explains mistakes, reminds you about definitions and helps to clarify concepts.This section is in the initial stages of construction — any feedback welcome!


Moles: Concentration and titration calculations

Understanding how to use moles to find the concentration of solutions, and how to deal with titration calculations.


Moles: Empirical and molecular formulae

Understanding how to use moles to find empirical formula and molecular formula.


Foundation knowledge: Isotopes and relative atomic mass

Understanding the nature of isotopes and how to calculate relative atomic mass.


Foundation knowledge: Atoms and ions

Understanding the principal sub-atomic particles inside the atom and how ions arise.

Blog postsSee all

  • 13 May 22

    Last minute revision

    With the chemistry exam on Wednesday next, it's worth getting as much practice in this weekend as you can! The Paper 1 exam questions are quick revision, have immediate feedback, and will highlight anything that you don't know; good luck!  Paper...

  • 12 Apr 22

    IB Chemistry Exam Preparation

    Don't get caught out! The best way to prepare for your Paper 1 and Paper 2 IB chemistry exams is to do as many past paper questions as you can. Here on you can find loads of questions to do here:  Paper 1 Exam Questions  Paper 2...

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